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tpl/strings: Add strings.ContainsNonSpace
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2 changed files with 35 additions and 0 deletions
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@ -20,6 +20,7 @@ import (
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"html/template"
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"regexp"
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"strings"
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"unicode"
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"unicode/utf8"
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"github.com/gohugoio/hugo/common/text"
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@ -160,6 +161,19 @@ func (ns *Namespace) ContainsAny(s, chars any) (bool, error) {
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return strings.ContainsAny(ss, sc), nil
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}
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// ContainsNonSpace reports whether s contains any non-space characters as defined
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// by Unicode's White Space property,
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func (ns *Namespace) ContainsNonSpace(s any) bool {
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ss := cast.ToString(s)
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for _, r := range ss {
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if !unicode.IsSpace(r) {
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return true
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}
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}
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return false
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}
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// HasPrefix tests whether the input s begins with prefix.
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func (ns *Namespace) HasPrefix(s, prefix any) (bool, error) {
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ss, err := cast.ToStringE(s)
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@ -145,6 +145,27 @@ func TestContainsAny(t *testing.T) {
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}
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}
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func TestContainsNonSpace(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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for _, test := range []struct {
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s any
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expect bool
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}{
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{"", false},
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{" ", false},
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{" ", false},
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{"\t", false},
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{"\r", false},
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{"a", true},
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{" a", true},
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{"a\n", true},
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} {
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c.Assert(ns.ContainsNonSpace(test.s), qt.Equals, test.expect)
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}
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}
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func TestCountRunes(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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